Home / 278,241.84-383,974.29-150,917.94

Finding the Fourth Proportional to 278,241.84, 383,974.29 and 150,917.94

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Solution

The fourth proportional to 278,241.84, 383,974.29 and 150,917.94 is: 208,267.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,241.84 : 383,974.29 = 150,917.94 : x
  2. Step 2: Convert to fraction form
    278,241.84/383,974.29 = 150,917.94/x
  3. Step 3: Cross multiply
    278,241.84x = 383,974.29 × 150,917.94
  4. Step 4: Simplify right side
    278,241.84x = 57,948,608,859.76
  5. Step 5: Solve for x
    x = 57,948,608,859.76/278,241.84
  6. Step 6: Final answer
    x = 208,267.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.